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Set Q Puzzle 81

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Tue Mar 10, 2009 2:49 pm    Post subject: Set Q Puzzle 81 Reply with quote
Code:
 +-----------------------+
 | . . . | 9 . . | . 5 . |
 | . 8 9 | . . . | 6 . . |
 | . 1 . | . 6 2 | 8 9 . |
 |-------+-------+-------|
 | 4 . . | 1 . . | . . . |
 | . . 1 | . 8 . | 9 . . |
 | . . 6 | . . 7 | . 1 . |
 |-------+-------+-------|
 | . 6 4 | . 1 . | 3 8 . |
 | 7 . 8 | . . 9 | 5 . . |
 | . . . | . . . | . . . |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site
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storm_norm



Joined: 18 Oct 2007
Posts: 1741
PostPosted: Wed Mar 11, 2009 1:34 am    Post subject: Reply with quote
Code:
.---------------------.---------------------.---------------------.
| 6      4      237   | 9      37     8     | 1      5      237   |
| 235    8      9     | 3457   3457   1     | 6      27     2347  |
| 35     1      357   | 3457   6      2     | 8      9      347   |
:---------------------+---------------------+---------------------:
| 4      23579  235   | 1      2359   6     | 27     237    8     |
| 235    2357   1     | 2345   8      34    | 9      2347   6     |
| 8      239    6     | 234    2349   7     | 24     1      5     |
:---------------------+---------------------+---------------------:
| 9      6      4     | 27     1      5     | 3      8      27    |
| 7      23     8     | 6      234    9     | 5      24     1     |
| 1      235    235   | 8      2347   34    | 247    6      9     |
'---------------------'---------------------'---------------------'

I think it comes down to three steps
skyscraper 4
xy-wing
UR {3,5}

Last edited by storm_norm on Wed Mar 11, 2009 1:56 am; edited 1 time in total
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wapati



Joined: 10 Jun 2008
Posts: 472
Location: Brampton, Ontario, Canada.
PostPosted: Wed Mar 11, 2009 1:51 am    Post subject: Reply with quote
I found lots of 3 steppers here.

I started with a skyscraper on 4s and then saw that a w-wing on 23 or an xy-wing 237 was next.

Then I got to either of a swordfish on 3s or a UR on 35. Very Happy
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Fri Mar 13, 2009 1:27 am    Post subject: Reply with quote
I started with three ERs followed by two XY-Wings with a Type 4 UR on 37 between the wings.
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cgordon



Joined: 04 May 2007
Posts: 769
Location: ontario, canada
PostPosted: Fri Mar 13, 2009 6:35 pm    Post subject: Reply with quote
Strictly ER - in order, 2, 4, 4, 7, 4
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